Question

4847 x 788

Answer 1

\[a+bi \\ r=\sqrt{a^2+b^2} \\ \theta=\arctan(y/x) \text{ if } \theta \text{ in first or fourth quadrant } \\ \theta=\arctan(y/x)+\pi \text{ if } \theta \text{ in second or third quadrant }\]

Answer 2

write the thing inside the cube in polar form first